9989027394 has 8 divisors (see below), whose sum is σ = 19978054800. Its totient is φ = 3329675796.

The previous prime is 9989027329. The next prime is 9989027437. The reversal of 9989027394 is 4937209899.

It is a sphenic number, since it is the product of 3 distinct primes.

9989027394 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832418944 + ... + 832418955.

It is an arithmetic number, because the mean of its divisors is an integer number (2497256850).

Almost surely, 2^9989027394 is an apocalyptic number.

9989027394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9989027394 is a wasteful number, since it uses less digits than its factorization.

9989027394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664837904.

The product of its (nonzero) digits is 8817984, while the sum is 60.

The square root of 9989027394 is about 99945.1219119773. The cubic root of 9989027394 is about 2153.6464095450.

The spelling of 9989027394 in words is "nine billion, nine hundred eighty-nine million, twenty-seven thousand, three hundred ninety-four".